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Energy Chemical |
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| 化学名: | 2-エチル-3,5-ジメチルピラジン | | 英語化学名: | 3,5-DIMETHYL-2-ETHYLPYRAZINE | | 别名: | 3,5-Dimethyl-2-ethylpyrazine;2-Ethyl-3,5(6)-dimethylpyrazine, 99%, mixture of isomers;2,6-dimethyl-3-ethyl-pyrazin;2-ethyl-3,5-dimethyl-pyrazin;3,5-dimethyl-2-ethyl-pyrazin;Pyrazine, 2,6-dimethyl-3-ethyl-;Pyrazine, 3,5-dimethyl-2-ethyl-;Pyrazine, 3-ethyl-2,6-dimethyl | | CAS番号: | 13925-07-0 | | 分子式: | C8H12N2 | | 分子量: | 136.19 | | EINECS: | 237-694-1 | | カテゴリ情報: | Heterocycles;Heterocyclic Compounds | | Mol File: | 13925-07-0.mol |  |
| 融点 | 64-66 °C | | 沸点 | 182°C | | 比重(密度) | 0.96 | | 屈折率 | 1.5015 | | FEMA | 3149 | 2-ETHYL-3,(5 OR 6)-DIMETHYLPYRAZINE | | 闪点 | 182°C | | 貯蔵温度 | Sealed in dry,Room Temperature | | 溶解性 | soluble in Chloroform, Dichloromethane | | 外見 | Oil | | 酸解離定数(Pka) | 2.73±0.10(Predicted) | | 色 | Yellow | | 臭い (Odor) | at 0.10 % in dipropylene glycol. burnt almonds roasted nuts coffee | | においのタイプ | nutty | | 水溶解度 | Not miscible or difficult to mix in water. Soluble in alcohol, chloroform and dichloromethane. | | JECFA Number | 776 | | LogP | 1.63 | | EPAの化学物質情報 | Pyrazine, 2-ethyl-3,5-dimethyl- (13925-07-0) |
| | 2-エチル-3,5-ジメチルピラジン Usage And Synthesis |
| 用途 | 食品添加物 | | 化学的特性 | Yellow Oil | | 天然物の起源 | Reported found in the basic fractions of whiskey and rum, in roasted peanuts, in roasted barley, in coffee,
filberts, potato and soy products, fried pork, cocoa, tea, oatmeal, asparagus, shrimps, clam, squid, grilled beef and wheaten bread | | 使用 | 3,5-Dimethyl-2-ethylpyrazine is an odorant of coffee brews. | | 定義 | ChEBI: 2-Ethyl-3,5-dimethylpyrazine is a member of pyrazines. | | 製造方法 | By alkylation of 2,6-dimethylpyrazine with ethyllithium | | Aroma threshold values | 15 ppm in water |
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